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प्रश्न
Compute: `(9!)/(3! 6!)`
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उत्तर
`(9!)/(3! 6!) = (9 xx 8 xx 7 xx 6!)/(3 xx 2 xx 1 xx 6!)`
= 3 × 4 × 7
= 84
∴ `(9!)/(3! 6!)` = 84.
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